getPipeline{
  ChannelPipeline pipeline=pipeline();
    pipeline.addLast("log",new LoggingHandler(InternalLogLevel.INFO));
  pipeline.addLast("codec",new HttpClientCodec());
  pipeline.addLast("chunkedWriter",new ChunkedWriteHandler());
  pipeline.addLast("handler",new OutboundHandler());
  return pipeline;
}
